glfwSetCursorEnterCallback function

GLFWcursorenterfun glfwSetCursorEnterCallback(
  1. Pointer<GLFWwindow> window,
  2. GLFWcursorenterfun callback
)

! @brief Sets the cursor enter/leave callback.

This function sets the cursor boundary crossing callback of the specified window, which is called when the cursor enters or leaves the content area of the window.

@paramin window The window whose callback to set. @paramin callback The new callback, or NULL to remove the currently set callback. @return The previously set callback, or NULL if no callback was set or the library had not been initialized(@ref intro_init).

@callback_signature @code void function_name(GLFWwindow* window, int entered) @endcode For more information about the callback parameters, see the function pointer type(@ref GLFWcursorenterfun).

@errors Possible errors include @ref GLFW_NOT_INITIALIZED.

@thread_safety This function must only be called from the main thread.

@sa @ref cursor_enter

@since Added in version 3.0.

@ingroup input

GLFWAPI GLFWcursorenterfun glfwSetCursorEnterCallback(GLFWwindow* window, GLFWcursorenterfun callback)

Implementation

GLFWcursorenterfun glfwSetCursorEnterCallback(
    Pointer<GLFWwindow> window, GLFWcursorenterfun callback) {
  final glfwSetCursorEnterCallbackLookupFunction = libglfw.lookupFunction<
      GLFWcursorenterfun Function(
          Pointer<GLFWwindow> window, GLFWcursorenterfun callback),
      GLFWcursorenterfun Function(Pointer<GLFWwindow> window,
          GLFWcursorenterfun callback)>('glfwSetCursorEnterCallback');
  return glfwSetCursorEnterCallbackLookupFunction(window, callback);
}